SJ
Selma Johnson — 1920 US Census Record
Model Tree available1920 United States Federal Census · Winnebago, Iowa
Our Model Tree links this Selma Johnson across the 1900, 1910 and 1920 US Censuses in Winnebago, Iowa (XGBoost, ~Confirmed), with identified parents Sam & Tora — first a daughter (b.~1899), then head of a 8-person household.
Age 21
b. ~1899
Female
Daughter
Born: Iowa
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Winnebago, Iowa |
| Surname | Johnson |
| Given Name | Selma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Norway |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | King Township |
| Est. Birth Year | ~1899 |
Household Members
Census records only state relationship to the household head.
Pairwise kinship is derived (~90–95% accurate), not recorded.
Step/blended families and boarders can break it.
8 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Selma | Age | Birth yr |
|---|---|---|---|---|
| Clarence Johnson | Son | — | 14 | ~1906 |
| Gable Johnson | Son | — | 16 | ~1904 |
| Joseph Johnson | Son | — | 18 | ~1902 |
| Matilda Johnson | Spouse | — | 50 | ~1870 |
| Helen Johnson | Daughter | — | 11 | ~1909 |
| Alma Johnson | Daughter | — | 9 | ~1911 |
| Selma Johnson | Daughter | — | 21 | ~1899 |
| Julius Johnson | Head | — | 48 | ~1872 |
Census Appearances
1900
Winnebago, Iowa
Daughter, age
Winnebago, Iowa · implied b. ~1900 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Selma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Iowa |
| Birth Month | Jan |
| Birth Year | 1900 |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1910
Winnebago, Iowa
Daughter, age 11
Winnebago, Iowa · implied b. ~1899 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Selma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1920
Winnebago, Iowa
Daughter, age 21
Winnebago, Iowa · implied b. ~1899 — 8 household members
| Surname | Johnson |
| Given Name | Selma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Norway |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links Selma Johnson across 3 US Census years (1900, 1910 and 1920) in Winnebago, Iowa, using XGBoost record linkage. Identified parents: father Sam Johnson (~0.92 confidence) and mother Tora Johnson (~0.92 confidence) and mother Mathilda Johnson (~0.92 confidence) and father Julius Johnson (~0.92 confidence) and father Julius Johnson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Sam Johnson
b. ~1861
Source father
● Household
· direct · ~0.92
Mother
Tora Johnson
b. ~1866
Source mother
● Household
· direct · ~0.92
Mother
Mathilda Johnson
b. ~1871
Source mother
● Household
· direct · ~0.92
Father
Julius Johnson
b. ~1872
Source father
● Household
· direct · ~0.92
Father
Julius Johnson
b. ~1872
Source father
● Household
· direct · ~0.92
This person
Anchor record
Selma Johnson
Daughter · 1920 · age 21 · b. ~1899 · Iowa
★ You are viewing this record
Sibling
Alma Johnson
Sibling · 1920 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Johnson
Sibling · 1920 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gable Johnson
Sibling · 1920 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clarence Johnson
Sibling · 1920 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Johnson
Sibling · 1920 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1920 US Federal Census — Winnebago, Iowa
Open full size
1920 US Federal Census — Winnebago, Iowa
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu518unit:0794)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mary A. Hancock | 40 | Wife | — | Illinois |
| 2 | John H. Hancock | 19 | Son | Farm Laborer | Illinois |
| 3 | Clarence Ostrander | 27 | Head | Farmer | New York |
| 4 | Naomi Ostrander | 25 | Wife | — | Iowa |
| 5 | Marion Ostrander | 2 | Son | — | Iowa |
| 6 | Wayne Ostrander | 1 | Son | — | Iowa |
| 7 | Dean Ostrander | 0 | Son | — | Iowa |
| 8 | Grant M. Ostrander | 52 | Head | Farmer | New York |
| 9 | Ostrander | 48 | Wife | — | Pennsylvania |
| 10 | Ruth Ostrander | 17 | Daughter | — | Iowa |
| 11 | Robert Ostrander | 6 | Son | — | Iowa |
| 12 | Albert Dahl | 37 | Head | Farmer | Iowa |
| 13 | Bertha Dahl | 36 | Wife | — | Iowa |
| 14 | Myrtle Dahl | 12 | Daughter | — | Iowa |
| 15 | Dahl | 8 | Daughter | — | Iowa |
| 16 | Gunder K. Gunderson | 54 | Head | Farmer | Wisconsin |
| 17 | Helena Gunderson | 47 | Wife | — | Iowa |
| 18 | Julius Johnson | 48 | Head | Farmer | Iowa |
| 19 | Matilda Johnson | 50 | Wife | — | Norway |
| 20 | Selma Johnson THIS PERSON | 21 | Daughter | — | Iowa |
| 21 | Joseph Johnson | 18 | Son | — | Iowa |
| 22 | Gable Johnson | 16 | Son | — | Iowa |
| 23 | Clarence Johnson | 14 | Son | — | Iowa |
| 24 | Helen Johnson | 11 | Daughter | — | Iowa |
| 25 | Alma Johnson | 9 | Daughter | — | Iowa |
| 26 | Adam Bell | 63 | Head | Farmer | Norway |
| 27 | Nellie Bell | 52 | Wife | — | Norway |
| 28 | Emily Bell | 21 | Daughter | — | Iowa |
| 29 | Henry Bell | 16 | Son | — | Iowa |
| 30 | Leonard Bell | 14 | Son | — | Iowa |
| 31 | Vernie Bell | 12 | Son | — | Iowa |
| 32 | Helen Bell | 9 | Daughter | — | Iowa |
| 33 | John Helgren | 53 | Head | Farmer | Sweden |
| 34 | Bertha Helgren | 51 | Wife | — | Iowa |
| 35 | Palmer Helgren | 26 | Son | Farmer | Iowa |
| 36 | Mabel Helgren | 19 | Daughter | — | Iowa |
| 37 | Hazel Helgren | 17 | Daughter | — | Iowa |
| 38 | Myrtle Helgren | 14 | Daughter | — | Iowa |
| 39 | Leonard Helgren | 11 | Son | — | Iowa |
| 40 | Anton Eries | 73 | Head | Farmer | New York |
| 41 | Ida Eries | 57 | Wife | — | Wisconsin |
| 42 | Joseph Eries | 37 | Son | Farm Laborer | Iowa |
| 43 | Kirk, Tappie Eries | 94 | Mother-in-law | — | Pennsylvania |
| 44 | Conrad Lura | 42 | Head | Farmer | Iowa |
| 45 | Anna Lura | 37 | Wife | — | Iowa |
| 46 | Cornelia Lura | 13 | Daughter | — | Iowa |
| 47 | Leonard Lura | 10 | Son | — | South Dakota |
| 48 | Edith Lura | 7 | Daughter | — | South Dakota |
| 49 | Curtis Lura | 4 | Son | — | South Dakota |
| 50 | Julius Torgerson | 46 | Head | Farmer | Wisconsin |
Related Census Records
Pedigree Summary
Selma + 5 siblings
Gen 1 · 5 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.
Source: National Archives and Records Administration (NARA)